Muzzle brake



FIG. 1 is a left front perspective view of the muzzle brake showing the design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a rear elevational view thereof;

FIG. 8 is a left side elevational view thereof, the broken line showing of the pistol is for illustrative purposes only and forms no part of the claimed design;

FIG. 9 is a left side and front perspective view of a second embodiment of a muzzle brake showing my new design;

FIG. 10 is a left side elevational view thereof;

FIG. 11 is a right side elevational view thereof;

FIG. 12 is a top plan view thereof;

FIG. 13 is a bottom plan view thereof;

FIG. 14 is a front elevational view thereof;

FIG. 15 is a rear elevational view thereof; and,

FIG. 16 is a left side elevational view thereof, the broken line showing of the pistol is for illustrative purposes only and forms no part of the claimed design.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a muzzle brake, as shown and described. 